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专升本
The spaceship flies at about eleven kilometers________second in space.
The spaceship flies at about eleven kilometers________second in space.
admin
2022-10-23
23
问题
The spaceship flies at about eleven kilometers________second in space.
选项
A、/
B、the
C、a
D、an
答案
C
解析
不定冠词可用于可数名词单数之前,表示单位数量、速度、价格等,有“每一…”之意。本句中second意为“秒”,这里表示“每秒大约11千米”,所以应用不定冠词a。故选C。
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本试题收录于:
英语题库普高专升本分类
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英语
普高专升本
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